SR20 Bottom Mount IWG Turbocharger Kit

Brand new for 2025, is our bottom mount Internal wastegate turbo kit for the SR20DET. 

This kit is specifically designed around the Artec bottom mount v-band exhaust manifold, resulting in a compact and affordable option without the added cost or complexity of external wastegates and the associated piping.

Our turbocharger spec. selections are as follows: 

Up to 400WHP - Spectrum 48/R

Up to 425WHP - Garrett G25-550

Up to 435WHP -  Spectrum 51/R

Up to 475WHP - Garrett G25-660

Up to 500WHP - Spectrum 55/R

Our "Full Conversion" turbo kit allows you to upgrade your entire turbo system, and includes: 

Exhaust Manifold 
Dual ball bearing Turbocharger Custom Specified for SR20 (300 to 600bhp capable) 
Internal wastegate V-band Turbine Housing
3" Stainless V-band Downpipe
1 bar Wastegate actuator (different pressures available upon request)
Oil and Water Line Installation Kit
Fasteners, clamps, gaskets, heat shielding etc,

Due to the many different intercooler and piping kit configurations used. intake or hot pipe kit is not included.

**Please note - Professional installation is recommended.  Fits RHD and LHD, however Heat Shielding is suggested for LHD applications. 

All of our turbocharger kits are built to order for your exact requirements and specifications and our current lead time is 2-4 weeks.  Please email info@spectrummotorsportssolutions.com for more information.

All prices are listed in USD.  

Orders are shipped from our facility in British Columbia, Canada, with the exception of select Garrett turbochargers which may ship directly from our supplier located within the United States.

International shipments may be subject to customs duties, taxes, and/or tariffs which are based on recipient shipping location and are not included in your total.  Any additional charges relating to this will be the sole responsibility of the recipient and will be payable to the applicable local tax authorities prior to delivery.